TY  - RPRT
TI  - A programmed approach to operant audiometry for low-functioning children.
AU  - D D Bricker
AU  - W A Bricker
PY  - 1969
DO  - 10.1044/jshd.3404.312
UR  - https://pubmed.ncbi.nlm.nih.gov/4242483/
ID  - 4242483
ER  -